78819540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{613}}^1\times {\mathrm{2143}}^1$

素因数の和:2768

約数の個数: 48

約数和(自身を含む): 221157888

約数和(自身を除く): 142338348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 613, 1226, 1839, 2143, 2452, 3065, 3678, 4286, 6130, 6429, 7356, 8572, 9195, 10715, 12260, 12858, 18390, 21430, 25716, 32145, 36780, 42860, 64290, 128580, 1313659, 2627318, 3940977, 5254636, 6568295, 7881954, 13136590, 15763908, 19704885, 26273180, 39409770, 78819540]

約数ペア:

[(1, 78819540), (2, 39409770), (3, 26273180), (4, 19704885), (5, 15763908), (6, 13136590), (10, 7881954), (12, 6568295), (15, 5254636), (20, 3940977), (30, 2627318), (60, 1313659), (613, 128580), (1226, 64290), (1839, 42860), (2143, 36780), (2452, 32145), (3065, 25716), (3678, 21430), (4286, 18390), (6130, 12858), (6429, 12260), (7356, 10715), (8572, 9195)]